Fix device issues and document current LAN deployment

inventory/import_export.py

@@ -14,11 +14,18 @@ from openpyxl import Workbook, load_workbook
 from openpyxl.cell import WriteOnlyCell
 
 from .models import AuditLog, ChoiceValue, Device, Employee, NumberSequence
-from .device_types import clear_inapplicable
+from .device_types import TRISTATE_FIELDS, clear_inapplicable
 from .services import add_audit
 
 
 COLUMN_MAP = {
+    "kamera": "camera",
+    "sound": "sound",
+    "hdmi": "hdmi",
+    "vga": "vga",
+    "dvi": "dvi",
+    "dp": "displayport",
+    "displayport": "displayport", "seitenverhältnis": "aspect_ratio", "seitenverhaeltnis": "aspect_ratio",
     "nr.": "number", "nr": "number", "nummer": "number", "regal": "shelf", "status": "status",
     "datum": "date", "empfänger": "recipient", "empfaenger": "recipient", "ort": "location",
     "ticket": "ticket", "typ": "device_type", "preis": "price", "akku": "battery", "wlan": "wifi",
@@ -37,6 +44,13 @@ EXPORT_COLUMNS = [
     ("print_technology", "Druckverfahren"), ("duplex", "Duplex"), ("color_printing", "Farbdruck"),
     ("model", "Modell"), ("employee", "Bearbeiter"), ("donor", "Spender"),
     ("comment", "Kommentar"),
+    ("camera", "Kamera"),
+    ("sound", "Sound"),
+    ("hdmi", "HDMI"),
+    ("vga", "VGA"),
+    ("dvi", "DVI"),
+    ("displayport", "DP"),
+    ("aspect_ratio", "Seitenverhältnis"),
 ]
 
 
@@ -155,6 +169,13 @@ def import_workbook(file_obj, mapping: dict[int, str], user) -> dict[str, Any]:
                 ports=str(data.get("ports") or "").strip(), resolution=str(data.get("resolution") or "").strip(),
                 print_technology=str(data.get("print_technology") or "").strip(),
                 duplex=tri_state(data.get("duplex")), color_printing=tri_state(data.get("color_printing")),
+                camera=tri_state(data.get("camera")),
+                sound=tri_state(data.get("sound")),
+                hdmi=tri_state(data.get("hdmi")),
+                vga=tri_state(data.get("vga")),
+                dvi=tri_state(data.get("dvi")),
+                displayport=tri_state(data.get("displayport")),
+                aspect_ratio=str(data.get("aspect_ratio") or "").strip(),
                 model=str(data.get("model") or "").strip(),
                 employee=employee, donor=str(data.get("donor") or "").strip(), comment=str(data.get("comment") or "").strip(),
             )
@@ -174,7 +195,7 @@ def import_workbook(file_obj, mapping: dict[int, str], user) -> dict[str, Any]:
 
 def export_value(device: Device, field: str) -> Any:
     value = getattr(device, field)
-    if field in {"battery", "wifi", "lan", "duplex", "color_printing"}:
+    if field in TRISTATE_FIELDS:
         return dict(Device.TriState.choices).get(value, value)
     if hasattr(value, "label"):
         return value.label